Update articles/communication-services/quickstarts/identity/includes/active-directory/service-principal-net.md

Co-authored-by: Paula Miller <[email protected]>

Author: kirill-linnik

articles/communication-services/quickstarts/identity/includes/active-directory/service-principal-net.md

@@ -56,7 +56,7 @@ For this quickstart, we'll use the [DefaultAzureCredential](/dotnet/api/azure.id
 private DefaultAzureCredential credential = new DefaultAzureCredential();
 ```
 
-## Issue a Token with Service Principals
+## Issue a token with service principals
 
 Add the following method to your `Program.cs` file. This method uses the Azure Communication Services SDK to issue a VoIP Access Token: